過渡電壓 的英文怎麼說

中文拼音 [guòdùdiànyā]
過渡電壓 英文
transient voltage
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 渡 : Ⅰ動詞1 （由此岸到彼岸;通過） cross （a river the sea etc ） 2 （渡過） tide over; pull through 3 ...
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 壓 : 壓構詞成分。
  • 過渡 : transition; transit
  • 電壓 : voltage; electric tension; electric voltage
  1. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次，本文以荷蘭buggenum電站的空分系統為原型，基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型，並通過模擬，得出了一些有價值的結論：當空分系統的壓力變化時，氧氣產品濃度的響應時間常數為兩小時左右，說明空分系統是igcc電站最大延遲環節；而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內，但在過渡過程中會超出限制，這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  2. The physical characteristic of forming plasma within resonant cavity was revealed, i. e. the forming mechanism is a switching process from the ionization caused by strong electric field at the initial stage of mpt ' s start to another ionization caused by joule ' s heat at the stage of mpt ' s steady work. the main influencing factors of mpt ' s steady work were studied. anther pointed out the matching between pressure in resonant cavity and microwave power is the determinant factor to the plasma whether stabilization or extinguishing

    分析了mpt諧振腔內微波能量的轉換過程，揭示了其內等離子體的形成是由mpt啟動初期的強電場電離形成放電區過渡到穩定工作期的熱電離形成穩態等離子體區這一物理本質；研究了影響mpt穩定工作的主要因素，指出微波有效功率與諧振腔內氣體壓強的匹配是維持等離子體穩定、避免等離子體消失、放電區熄滅的關鍵因素。
  3. It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively

    研究薄板鋁合金變極性脈沖mig焊接技術，更有效地控制焊接電流、電壓輸出和熔滴過渡過程，提高焊接過程的穩定性、提高焊接速度，對于提高焊接效率和焊接產品質量具有重要的意義。
  4. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定
  5. Then, this thesis presents an algorithn of 2 - terminal quantity fault location based on synchronous gps sampling. this algorithm conducts fault location with only the 3 - phase fundemental wave voltage and current phasors of the 2 terminals of transmission lines and apples to lines of both symmetrical and asymmetrical parameters, irrelerant to the impedence, fault types and transitional resistance of the 2 terminals of lines

    然後，本文提出了一種基於gps同步采樣的雙端量故障測距演算法。該演算法僅利用輸電線路兩端的三相基波電壓、電流分量來進行故障定位，不受線路兩端系統阻抗、故障類型、過渡電阻等因素的影響，對參數對稱線路和非對稱線路均適用。
  6. The results of test and measurement show that the insulating lift is of great insulating ability, low starting pressure, and good stability during actuation switching, satisfying the actual application demands of hot - line cleaning robot

    試驗及測量結果表明平臺具有很好的高壓絕緣性能，且平臺起升時工作壓力很小，接力時過渡平穩，滿足了帶電清掃機器人的實際使用要求。
  7. For the sake of the research about hydroelectric interfere among machines, the article utilized the simulink in matlab as simulating tool, meanwhile established the simulating model about two high head diversion water turbines regulation system in violent fluctuating pressure sharing one head race tunnel and surge tank and one penstock. then calculated the load rejection transition process by means of the real parameters of a hydro power station, analysed the interfere of hydro power station safety and stable nenring brought by hydroelectric interfere and put forward a series of measures that lightening the hydroelectric interfere

    為了研究機組間的水力干擾，本文採用matlab下的simulink作為模擬工具，建立共用有壓引水管道、調壓井、壓力主管的兩臺高水頭引水式水輪機調節系統大波動時的模擬模型，引入實際電站的參數，對甩負荷過渡過程進行了模擬計算，分析水力干擾對電站安全、穩定運行所造成的影響，並提出了一系列減輕水力干擾的措施。
  8. The control logic of the auxiliary switches is much simple. based on the analysis of the proposed inverter, the zero - transition condition is obtained. a prototype is made verifying the feasibility of the new inverter

    通過對提出電路工作原理的詳細分析，給出了該電路功率開關器件零電壓過渡條件，在此基礎上研製了一臺原理樣機，驗證了提出的方法的可行性。
  9. A novel topology of dc - rail zvt voltage source three - phase pwm inverter is advanced. the principle, design considerations, modulation index and efficiency of the proposed inverter are discussed in detail

    提出了一種新型直流母線零電壓過渡電壓源三相pwm逆變器，並對該電路的工作過程、參數設計、調制系數以及工作效率等進行了詳細的分析和試驗研究。
  10. By means of resistance and capacitance coupled negative feedback method to control the plasma discharge development process and prevent the transition from glow discharge to spark discharge in a pin - to - plate static air plasma generator, a stable alternative current atmospheric glow discharge is produced successfully

    在靜態大氣壓空氣針板等離子體發生器中，採用阻容耦合負反饋方法控制等離子體放電發展過程，成功地抑制了輝光放電向火花放電的過渡，產生了穩定的交流輝光放電。
  11. The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution

    其中的有載調壓分接開關，它是一種完全由固態繼電器作為分接開關執行機構，由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構，由單片機根據變壓器二次側電壓的高低，決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快，改變分接頭時不需過渡電阻，沖擊電流小，可頻繁操作；無電弧產生，可以直接放在變壓器油箱中；結構簡單，造價低，便於在配電變壓器中推廣使用。
  12. A novel resonant pole zvt three - phase pwm inverter circuit for three - phase ac motor driving is presented. the proposed circuit has the feature of being more flexible with three inverter arms in zvt process. using only one resonant inductance, the inverter can not only reduce the power loss of inductance but also avoid possibility of unbalance in motor ' s three stator windings

    提出了一種針對三相交流電機驅動的新型諧振極零電壓過渡三相pwm逆變器電路，該電路中三個逆變橋臂的零電壓過渡更具有靈活性，僅使用一個諧振電感，既減少了電感損耗又防止了電機三相定子繞組可能存在的不平衡問題，並且諧振電感中殘余能量能夠回饋給電源；新型逆變器的輔助開關均工作在零電流開關條件下，並且控制邏輯簡單。
  13. Finally, a large number of experiments are done in this paper, such as the experiments of constant voltage and constant frequency, the current waveform of rotor, different carried - wave ratio, the transition smoothly and connecting electricity web etc. the theoretics and experiments results show that the design of control system is rational, terse and steady ; the analysis of control strategy and system experiments are successful basically

    最後，本文對系統進行了大量的試驗研究。其中主要包括：恆頻恆壓，轉子電流波形，不同載波比，同步速過渡及其並網試驗等。理論及其試驗結果表明：本控制系統的設計是合理、簡潔、穩定的；控制策略的分析和試驗基本上是成功的。
  14. When a mutually doped transitional layer is introduced, no matter it is added to the interspace of electron transport layer and hole transport layer or to the interspace of the hole transport layer and hole inject layer, it can reduce the defects of the interface and result in the increase of brightness and the decrease of the operating voltage obviously

    我們在器件中引入了互摻過渡層結構，發現不管在電子傳輸層和空穴傳輸層之間，還是在空穴傳輸層和空穴注入層之間採用這樣的摻雜結構，都能夠有效減少有機層間的界面缺陷態，明顯提高了器件的亮度，降低了器件的工作電壓。
  15. Switching loss and efficiency of the proposed resonant pole zvt three - phase pwm inverter are analyzed and discussed. results of calculation and testing of the prototype together with a hard - switching inverter with the same specification show that an improvement of 2 % ~ 3 % is obtained. based on the analysis of drawbacks of existing svpwm technique in resonant pole zvt three - phase pwm inverters, several improved svpwm methods are presented

    對提出的諧振極零電壓過渡三相pwm逆變器的開關損耗和工作效率，進行了深入的分析和討論，並針對原理樣機進行了理論計算和實際測量，並與相同規格的硬開關三相逆變器進行了對比研究，結果表明，採用提出的軟開關技術的原理樣機的效率可以提高2 % 3 。
  16. Analyzing the main mathematical models and computation methods of hydro - mechanical transient, characteristics and commonness of the mathematical models of water conveying are discussed, and characteristics of the graphical interfaces based - automatic model constructing software such as generality, modifiability, user friendly interface are proposed. 2

    在分析水電站水力?機械過渡過程的主要數學模型和計算方法的基礎上，研究了有壓引水系統數學模型的特點和共性，提出了擬開發的具有圖形界面自動建模軟體，該軟體具有通用性強、易校對性、易修改性、界面友好等特點和要求。
  17. Results of analysis indicate the self - charge ability of active vsi power filters without additional equipment under start - up process and their ability of maintaining the average voltage on dc capacitor in steady state

    分析結果表明，無需附加任何充電環節或裝置，電壓逆變器型有源電力濾波器就能自動完成對儲能電容器的初始充電過程，然後自動過渡到穩定工作狀態，並在穩態中維持儲能電容器上的電壓平均值不變。
  18. Atmospheric glow discharge in air is produced difficultly due to that the discharge is transited easily to spark discharge

    摘要空氣中的大氣壓輝光放電通常因放電易過渡到火花狀態而難以產生。
  19. In this case, when one of the machines be placed into the transition process of the vident fluctuating pressure for some kind of reason, the other machines would be affected become of the fluctuating pressure in the diversion system and drainage system of water in upstream and downstream which use the same one surge tank and the same one penstock with the machine, so the other machines would be put into transition process of fluctuating pressure, and become a kind of hydroelectric interfere

    在高水頭引水式水電站中，通常幾臺機組共用同一調壓井，且共用壓力主管。在這種情況下，當其中一臺機組由於某種原因處于大波動過渡過程，則其在電站上下游引、尾水系統中引起的壓力變化必然會影響與其共用調壓井和壓力主管的其它機組，使其它機組也處于過渡過程，形成一種水力干擾。
  20. After debugging the waveform control system and man - machine interface system, we program constant - current control software and research respectively the current and voltage step response of power source. at last, the carbon dioxide welding method is realized in the welding machine controlled by the waveform control program. the simulated load test is also made here

    本文在完成所設計的波形控制系統和人機介面交互系統的調試后，首先編寫軟體實現了電源的恆流控制，並研究了該電源的電流、電壓的動態響應性能，最後，編寫控制軟體實現了雙斜率波形控制co2焊的功能並進行了模擬短路過渡負載試驗。
分享友人
分享到 Line

分享到臉書